: Target opponent chooses any number of creatures they control. During that player's next turn, the chosen creatures attack if able, and other creatures can't attack. At the beginning of that turn's end step, destroy each of the chosen creatures that didn't attack this turn. Activate only during your turn.

Whenever this creature deals damage to a player, that player discards all the cards in their hand, then draws that many cards.

Enchant creature
Enchanted creature gets +3/+3.
When enchanted creature becomes the target of a spell or ability, destroy that creature. It can't be regenerated.

: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

: Prevent the next 1 damage that would be dealt to any target this turn.

: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Counter target activated ability from an artifact, creature, enchantment, or land. That permanent's activated abilities can't be activated this turn. (Mana abilities can't be targeted.)
Draw a card.

Cast this spell only before the combat damage step.
Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at the beginning of the next end step.

Destroy target artifact or enchantment.

All Sliver creatures have flying.

Blue spells you cast cost less to cast.

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

: Put a -1/-1 counter on target creature.

Shadow (This creature can block or be blocked by only creatures with shadow.)
This creature attacks each combat if able.

: Untap target creature.

: Destroy target artifact, creature, or land you control.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature gets -2/-2.

As an additional cost to cast this spell, discard X cards.
Look at target opponent's hand and choose X cards from it. That player discards those cards.

: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Destroy target land.

: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Search your library for three cards and reveal them. Target opponent chooses one. Put that card into your hand and the rest into your graveyard. Then shuffle.

First strike
: Regenerate this creature.

: This creature deals 1 damage to any target.

: Destroy target artifact or creature. That permanent's controller gains control of Starke. (This effect lasts indefinitely.)

Put target creature on top of its owner's library.

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)
Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.

When this creature leaves the battlefield, sacrifice a creature.

At the beginning of each player's upkeep, this enchantment deals damage to that player equal to the number of artifacts they control.

Return this enchantment to its owner's hand: Regenerate target creature.

This creature blocks each combat if able.
As long as this creature is untapped, all creatures attacking you get -1/-0.

First strike

Sacrifice this creature: You gain 3 life.